2465426645623 has 4 divisors (see below), whose sum is σ = 2465824108968. Its totient is φ = 2465029182280.

The previous prime is 2465426645599. The next prime is 2465426645699. The reversal of 2465426645623 is 3265466245642.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2465426645623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2465423645623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198722368 + ... + 198734773.

It is an arithmetic number, because the mean of its divisors is an integer number (616456027242).

Almost surely, 2^{2465426645623} is an apocalyptic number.

2465426645623 is a deficient number, since it is larger than the sum of its proper divisors (397463345).

2465426645623 is an equidigital number, since it uses as much as digits as its factorization.

2465426645623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397463344.

The product of its digits is 49766400, while the sum is 55.

The spelling of 2465426645623 in words is "two trillion, four hundred sixty-five billion, four hundred twenty-six million, six hundred forty-five thousand, six hundred twenty-three".